RHS 110x80x6.3 V&M do Brasil · Weight & Dimensions

V&M do Brasil, hot-rolled sections · Rectangular Hollow Section

Rectangular Hollow Sections (RHS) are tubular profiles with excellent torsional resistance and aesthetic appeal. Used for columns, trusses, and exposed structural elements.

Also known as: PTR 110x80 cal 4 (México) · Caño estructural 110x80 (Argentina)

The RHS 110x80x6.3 steel profile weighs 16.7 kg/m (11.25 lb/ft), has a depth of 110 mm (4.33 in), flange width 80 mm (3.15 in). Cross-sectional area: 2,133.029 mm². Moment of inertia Ix = 338.783 cm⁴, Iy = 205.453 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 6.3 mm ≈ 3 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	110 mm	4.33 in
Width (b)	80 mm	3.15 in
Thickness (t)	6.3 mm	0.25 in
Fillet radius (r)	12.6 mm	0.50 in
Weight	16.7 kg/m	11.25 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,133.03 mm²	3.306 in²
Moment of inertia (Ix)	338.78 cm⁴	8.14 in⁴
Moment of inertia (Iy)	205.45 cm⁴	4.94 in⁴
Elastic section modulus (Sx)	61.6 cm³	3.759 in³
Elastic section modulus (Sy)	51.36 cm³	3.134 in³
Plastic section modulus (Zx)	76.65 cm³	4.677 in³
Plastic section modulus (Zy)	61.42 cm³	3.748 in³
Radius of gyration (rx)	3.99 cm	1.569 in
Radius of gyration (ry)	3.1 cm	1.222 in